140 energy
The toaster changes electrical energy into thermal energy (heat) in order to toast a slice of bread.
When you toast a slice of bread, the electrical energy from the toaster is converted into thermal energy, which heats up the bread. This thermal energy then causes the chemical bonds in the bread to break down, resulting in a chemical reaction that changes the bread's color and texture, giving it a toasted appearance and flavor.
There is about 130 mg of sodium in one slice of brown bread.
One slice of commercially prepared white bread contains 1 gram of fat.
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It depends on different brands approximately 250mg per slice white bread
That depends on how the bread is made. If you're purchasing bread from a store, look at the nutritional facts that are printed on the label
White bread isn't a very nourishing source of energy, wholemeal or wholegrain are better options.
0.12 kg
The energy content of bread can vary depending on the type and size, but on average, a slice of bread contains around 70-80 kilojoules.
the energy to wake up and get out of bed and put in the bread into the toaster and switch it on. then the energy to take the toast out before your house burns down. in other words, heat energy(specifically radiation if you are using a toaster) and electrical energy